Civil Engineering


Pavement Rehabilitation Phase 2 Project,

Albany, CA

Evaluation and rehabilitation of 10 streets, including pavement, sidewalk, curbs, and gutters.

ADA Compliance

Civil Engineering Value Analysis

Pavement Assessment


Designed "complete street" enhancements for a One Bay Area Grant (OBAG) project.


Civil Engineering



Pavement Analysis/Rehab

Golf Club/Old Quarry Road Improvement Project, Pleasant Hill, CA


Parking Lot 9 LID Project, Santa Cruz, CA

Designed 1,500 sq ft of bioretention areas (rain gardens) to treat runoff in a parking lot. 


Civil Engineering

Stormwater Management

Water Quality




Environmental Compliance


H Street Green Street, Union City, CA

Ten blocks of low-impact, green infrastructure elements, including bioretention planters and permeable paving areas, along with sidewalk bulb-outs and street trees. Maximized stormwater treatment while minimizing loss of parking.

Stormwater Treatment/LID


Geotechnical Investigation & ISA

Civil Engineering & Hydraulic/Hydrologic Analyses


San Francisco-Oakland Bay Bridge East Span Demolition,

Bay Area, CA

Demolition of the old bridge structure, including removal of over 58,000 tons of steel and 245,000 tons of concrete.

Environmental Compliance

Water Quality Studies

Water & Air Quality



Regional I-680 Express Lane Network Project,

Alameda County, CA

Biological services for this carpool-to-express-lane conversion during Phase I of the Regional Express Lane Network Project for the Metropolitan Transportation Commission.



Protecting & Reporting Sensitive Species, Nesting Birds & Plants

Worker Environmental Awareness Training



Geotechnical Engineering


Centennial Corridor Project, Bakersfield, CA

New corridor connecting SR 58/99 and I-5 in Kern County. Includes 80 soil borings and 20 new or widened bridge structures.


Geotechnical Engineering & Field Exploration

Foundation Reports



Pardi Way/Big Cut Road/ Sacramento Street

Waterline Replacement, Placerville, CA

Waterline replacement and construction in the City of



Seismic Refraction Study

Geotechnical Memorandum (including Excavation Recommendations)

Materials Testing


Emergency Slope Failure Repair Project,

Citrus Heights, CA

Emergency engineering to repair a 50-ft-long slope failure along Mariposa Avenue at Cripple Creek.


Geotechnical Engineering

Emergency Response/

Storm Damage

Grant Application Support



Water Resources


Caltrans District 4 Storm Damage Repair Projects,

Bay Area, CA

As part of our Hydraulics On-call Contract, WRECO has developed repair strategies for several sites damaged by winter storms in various counties of Caltrans District 4.

Water Resources


Storm Damage/

Emergency Response


Drainage Design

Utility & Flood Control

Channel Relocation Plans & Construction Support


Mission, Warren, Truck Rail Program,

Fremont, CA

Award-winning relocation of Southern Pacific and Union Pacific Railroad tracks, grade separation of Warren Avenue, and SR 262 underpass improvements.


Storm Drain Master Plan, Novato, CA

For the City of Novato, WRECO prepared the citywide Storm Drain Master Plan (SDMP), including performing 2D hydraulic modeling of the Novato Creek watershed and developing an extensive geo-database covering over 27 sq. mi. and 210 mi of storm drain pipes, channels, and drainage features. The SDMP included a detailed list of projects for implementation in the City’s Capital Improvement Program (CIP).


2D Hydraulic Modeling


Value Analysis and CIP/Master Planning

On-call Water and Wastewater Engineering Services, Oakland, CA

WRECO is helping the Port of Oakland with program management, infrastructure planning, and system operations and maintenance (O&M) for their water distribution and sanitary sewer collection systems in conformance with all applicable laws and regulations. Current task orders include the design of a large sanitary sewer pump station serving the Oakland Airport Terminal building, a port-wide water distribution system verification and mapping update, and guidance for programmatic O&M of the Port’s water distribution systems.


Water Systems Design, Analysis, and Planning

Pump Station Analysis and Design






1243 Alpine Road, Suite 108
Walnut Creek, CA 94596

T: (925) 941-0017

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